How Does Bat Wing Development Differ from Other Tetrapod Limbs

question 41

Multiple Choice

How does bat wing development differ from other tetrapod limbs?

• A) The humerus forms first, followed by more distal structures.
• B) The digits form first, followed by more proximal structures.
• C) Increased expression of Bmp2 drives more cell division in developing digits.
• D) Bat wing development does not differ from other tetrapod limbs; there is simple a gene that codes for longer digits.

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Definitions:

Motivation

The psychological factors or driving forces that compel or prompt an individual to act in a certain manner.

Homeostatic

Pertaining to homeostasis, which is the process by which living organisms maintain a stable internal environment despite changes in external conditions.

Maslow's Hierarchy

A theory of psychological health predicated on fulfilling innate human needs in priority, culminating in self-actualization.

Homeostasis

The ability of an organism or environment to maintain stability in response to changes.